<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<style>
 body {
  background-color: #f4f4f4;
}
.faq-container {
  max-width: 800px;
  margin: 20px auto;
  padding: 20px;
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

details {
  margin-bottom: 15px;
}

</style>
<body>
  <div class="faq-container">
    <details>
      <summary>Q: 今晚能吃啥</summary>
      <p>A: 能吃螺狮粉</p>
    </details>
  </div>
  
  <input type="text" list="mydata">
  <datalist id="mydata">
      <option value="刺身"></option>
      <option value="火锅"></option>
      <option value="烤肉"></option>
  </datalist>
</body>
</html>